<template>
  <div>
    <h2>销售总量</h2>
    <div class="chart" id="oneChart">图表的容器</div>
  </div>
</template>
  
  <script>
import { inject, onMounted, reactive } from "vue";
export default {
  setup() {
    let $echarts = inject("echarts");
    let $http = inject("axios");

    let data = reactive({});
    let xdata = reactive([]);
    let ydata = reactive([]);

    async function getState() {
      data = await $http({ url: "/one/data" });
      // console.log(oneData.data.chartData.chartData)
      console.log(data);
    }

    function setData() {
      xdata = data.data.chartData.chartData.map((item) => item.num);
      ydata = data.data.chartData.chartData.map((item) => item.title);
      console.log("xdata", xdata);
      console.log("ydata", ydata);
    }

    onMounted(() => {
      let myChart = $echarts.init(document.getElementById("oneChart"));
      // 调用请求
      getState().then(() => {
        setData();
        myChart.setOption({
            grid: {
                top: "3%",
                left: "1%",
                right: "6%",
                bottom: "3%",
                containLabel:true
            },
            tooltip: {
              show: true
            },
          xAxis: {
            type: "value",
            axisLine: {
                lineStyle: {
                    color: "#fff"
                }
            }
          },
          yAxis: {
            type: "category",
            data: ydata,
            axisLine: {
                lineStyle: {
                    color: "#fff"
                }
            }
          },
          series: [
            {
              type: "bar",
              data: xdata,
              itemStyle: {
                  borderRadius: [0,20,20,0],
                color: new $echarts.graphic.LinearGradient(0, 0, 1, 0, [
                  {
                    offset: 0,
                    color: "#005eaa",
                  },
                  {
                    offset: 0.5,
                    color: "#339ca8",
                  },
                  {
                    offset: 1,
                    color: "#cda819",
                  },
                ]),
              },
            },
          ],
        });
      });
    });

    return {
      getState,
      data,
      xdata,
      ydata,
      setData,
    };
  },
};
</script>
  
<style scoped>
.chart {
  height: 4.5rem;
}
h2 {
  height: 0.6rem;
  color: #fff;
  line-height: 0.6rem;
  font-size: 0.25rem;
  text-align: center;
}
</style>